tyrannosaurid

Cretaceous apex carnivore

A tyrannosaurid is any dinosaur belonging to the family Tyrannosauridae—large bipedal carnivores of the late Cretaceous period, characterized by massive skulls, powerful jaws, and disproportionately small forelimbs.

Tyrannosaurus rex is the most famous member, but the family includes several genera.

The fossil showed tyrannosaurid tooth marks on the bone.

paleontology

Cretaceous

Final Mesozoic period

paleobiology · osteology · cladistics · phylogeny · skeleton · skull · excavation · bones · dig · coprolite

predator

apex

Uppermost point or culmination

ambush · teeth · claws · predatory · scavenger · stalker · territorial · pursuit · opportunistic · carrion

anatomy

skull

Head's bone casing

  • jawsMouth's bony framework
  • teethEnamel-covered chewing structures
  • bipedalHaving two feet

tail · femur · serrated · olfactory · bone-crushing · muscular · robust · vertebrae

size

massive

Extremely large and heavy

hulking · immense · behemoth · formidable · powerful · heavyweight

extinction

asteroid

Sun-orbiting rocky mass

  • impactForceful contact or consequence
  • geologicOf Earth's physical structure
  • strataParallel geological layers

sediment · fossilized · amber · radiometric · dating

species

Albertosaurus

Late Cretaceous theropod genus

Opposites
dinosaur body plan and ecological role

tyrannosauridsauropod

Large long-necked dinosaur

titanosaur · ceratopsian · hadrosaur · apatosaurus · brontosaurus

dinosaur size class extremes

tyrannosauridarchaeopteryx

Early feathered dinosaur genus

Phrases
Family

tyrannosaurus, tyrannosaur, tyrannosaurs, tyrannosaurids

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Profile
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